SolidityRalphUpgradeable ProxiesHardhatFoundry / ForgeFuzzing & Invariant TestingSecurity AuditingGas OptimizationERC-20 / ERC-721 / ERC-1155EIP-2612 PermitMulti-sig & TimelocksABI Encoding / DecodingAccount AbstractionAMM (Uniswap v2/v3 style)Concentrated Liquidity (CLAMM)Token Launchpad / Fair LaunchTWAMMPerpetuals (GMX v2 style)Lending / CDP
Stablecoins synthétiquesve(3,3) / veDEXNFT MarketplaceP2P LendingMulti-hop RouterPrice OraclesFlash LoansYield Farming / Liquidity MiningCross-chain BridgesOn-chain GamesRAG (Retrieval-Augmented Generation)LLM IntegrationVector DatabasesLangChain / LlamaIndexPrompt EngineeringText EmbeddingsSemantic SearchFine-tuning (LoRA)AI Agents & Tool Calling
Streaming ResponsesTypeScriptReactNext.js (App Router)Tailwind CSSFramer MotionThree.js / R3FEthers.js v6Viem / WagmiWalletConnect / RainbowKitPrivy (embedded wallets)TanStack QueryZustand / JotaiWebSocketsGraphQL / The GraphREST APIsPWANode.jsBun
PythonHono / Express / FastifytRPCPostgreSQLMongoDBRedisPrisma / Drizzle ORMJWT / OAuth2On-chain IndexersEvent Listeners / KeepersWebSocket ServersDiscord / Telegram / X APIsAnti-bot (Turnstile, anti-sybil)RustL2 Sequencer Designrevm / EVM ExecutionRollup Batching & Data AvailabilityState Derivation & ReplicasJSON-RPC & eth_subscribe Nodes
Genesis & PredeploysLoad Testing & BenchmarksDocker / Docker ComposeGitHub Actions (CI/CD)Cloudflare WorkersCloudflare PagesVercelLinux / VPSNginxMonorepos (Turborepo)Secrets & env managementAlephiumMegaETHPickle ChainEthereumArbitrum / Base / OptimismEVM architectureUTXO model (Alephium)Mempool & gas dynamics
RPC nodes & providersGit / GitHubCursor / VS CodePostman / InsomniaTenderlyPlaywright (E2E)Claude Code / AI agentsTauriDune AnalyticsFigma (UI review)Linear / NotionRemotionAfter EffectsVideo EditingThree.js / R3F (animations 3D)Framer MotionCSS Animations